Pantagraph-form jack



FIG. 1 is a front and left side perspective view of a pantagraph-form jack showing my new design, the opposite side being a mirror image of that shown;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof.

FIG. 4 is a cross-sectional view thereof taken along lines IV--IV of FIG. 3;

FIG. 5 is a rear elevational view thereof.

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a pantagraph-form jack, as shown and described. 